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16 check-ins using file src/select.c version 3291892a

2019-05-07
02:57
Add the exprNodeCopy() routine that will safely memcpy() an Expr node that might be a size-reduced node. (Leaf check-in: ab2ba8e7 user: drh tags: expr-node-copy-patch)
2018-06-05
20:45
Add the OP_IfNoHope and OP_SeekHit opcodes used to reduce the number of unnecessary sqlite3BtreeMovetoUnpacked() calls when checking for an early exit on IN-operator loops. Futher optimizations are likely possible here. (check-in: 6bf251af user: drh tags: multikey-opt-idea)
15:16
Use an OP_NotFound opcode to cancel futile IN operators early. The current implementation is suboptimal because it always runs teh OP_NotFound. This still needs to be enhanced to only do the OP_NotFound if no results have been seen on the current loop. (check-in: 87a9fc50 user: drh tags: multikey-opt-idea)
13:54
Merge trunk changes. (check-in: 047295c5 user: drh tags: multikey-opt-idea)
13:43
Update and correct the documentation on the OP_OpenRead, OP_OpenWrite, and OP_ReopenIdx opcodes. No code changes other than the addition of an assert(). (check-in: 8a0b730d user: drh tags: trunk)
2018-06-04
19:24
Version 3.24.0 (check-in: c7ee0833 user: drh tags: trunk, release, version-3.24.0)
14:10
Merge changes from trunk. (check-in: 95fbac39 user: drh tags: apple-osx)
13:27
Merge recent changes from trunk. (check-in: f8df2a8e user: drh tags: multikey-opt-idea)
2018-06-02
19:14
Avoid using a misaligned pointer. (check-in: 1ecb3aa1 user: drh tags: trunk)
19:01
Fix the usage of posix_fallocate() so that it correctly responds to EINVAL returns. (check-in: ce2c3e7a user: drh tags: trunk)
17:00
Update a test case in malloc5.test to take into account that malloc() sometimes returns slightly more space than requested. (check-in: 3d5eae1c user: dan tags: trunk)
16:32
Work around a sanitizer warning about a pointer being only 4-byte aligned instead of 8-byte aligned. (Closed-Leaf check-in: 1b807b51 user: drh tags: align8-fix)
14:37
Proposed fix for the use of posix_fallocate() so that it handles EINVAL returns correctly. (Closed-Leaf check-in: ab3a5539 user: drh tags: einval-from-fallocate)
12:05
Fix the CSV extension so that it works with single-column CSV files. (check-in: e336cf00 user: drh tags: trunk)
11:31
Ensure that sqlite3AuthRead() is only call for TK_COLUMN and TK_TRIGGER expression nodes. This fixes a harmless assert() identified by OSSFuzz. Move the assert() into a position where it is tested even if the authorizer is disabled. (check-in: d0c3beef user: drh tags: trunk)
2018-06-01
13:30
Fix a bug in the SQLITE_ENABLE_SORTER_REFERENCES code causing an out-of-bounds array reference. (check-in: 8cadaf58 user: dan tags: trunk)